Tir a phridd
Subtitle: pynciau dethol
By: gan R.E. Lee ; addasiad Cymraeg gan Glenys Mair Roberts.
Series: Estyn gwyddoniaeth -- (6)
Publisher: D. Brown a'i Feibion mewn cydweithrediad â Stanley Thornes
Published: 1992
Place of publication: Y Bontfaen
Language: wel
Number of pages: 66
Subjects: Land use -- Study and teaching (Secondary); Conservation of natural resources -- Study and teaching (Secondary)
Work titles: Land and soil.
Notes: Arg. Saesneg gwreiddiol = Original English ed: Leckhampton: Stanley Thornes, 1985.

Mynegai = Index.

Addasiad Cymraeg o = Welsh adaptation of: Extending science 6: Land and soil (Selected topics).